What is the difference between 1 3 and 1 4 cctv camera

You need to be a member in order to leave a comment. Sign up for a new account in our community. It's easy! Already have an account? Sign in here. Security Cameras. Search In. Existing user? By missmimi , March 7, in Security Cameras. But seriously The actual measurement IS the cameras - the number refers to the size of the camera's sensor. From my non-technical point of view; the main difference as has been said already, is the size.

Sensors are two dimensional and the length e. One advantage of larger sensors is the ability to collect more light. Twice the area typically means twice as many photons.

Not quite right. You need to be a member in order to leave a comment. Sign up for a new account in our community. It's easy! Already have an account? The size of the CCTV camera lens will affect the viewing angle of what the camera sees. The distance the security camera is mounted from the object also affects what image is recorded.

Some of the other terminology you may read about which also helps to understand how different lenses work includes:. The field of view is the amount of any given scene that can be captured by the CCTV camera. It is also described as the viewing angle. The field of view is affected by the lens size, the CCD chip size, and the distance the surveillance camera is from the scene.

Generally a large field of view means the target object is relatively small compared with a camera with a small field of view.

The different sizes also affect the viewing angle — the smaller the chip size the narrower the angle of view. Focal length is measured in millimetres mm and gives an indication of the angle of view.